Chihiro Hyakuya 「百夜 千尋, Hyakuya Chihiro」 was one of the orphans from the Hyakuya Orphanage.
Chihiro was a little girl, with dark blue hair, shoulder-length, and dark blue eyes. She wore glasses.
As "livestock", she wore a dark choker with a tag and a sleeveless one piece dress with a hood. The dress had a design on the eyelet and black lining. She wore dark wrist bands on her both hands, and like the rest of the children, Chihiro didn't wear any footwear.
- Anime: Livestock wear shoes in the anime.
At some point in her life, her parents abandoned her at the Hyakuya Orphanage which was run by the Brotherhood of a Thousand Nights, a religious organization infamous for cruel experimentation on orphans. Her history before coming to the orphanage is unknown.
Shortly after Yu's arrival at the orphanage, the director suddenly began to bleed from her nose and mouth and collapsed to the ground.
The adults perished, Third Progenitor Krul Tepes led the vampire invasion on Tokyo. For the next four years, the orphans survived as livestock for the vampires in the vampire capital of Sanguinem, which is located under Kyoto.
- Chihiro 「千尋」 means "a thousand fathoms."
- Hyakuya 「百夜」 means "hundred nights."